VRG CONTROLS LLC. 30 of 60 JUNE 2021
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VRG Controls LLC. 28 of 54 APRIL 21, 2019
No. VPC Actuator Actuator Mode Posioner Accessory Discharge
4 VPC-SA-BV (REV) Spring Piston Spring Closed - - ATM
P2
P1
FLOW
P1
P2
CLOSE
OPEN
Control Valve w/
Spring-Piston Actuator
(Spring Closed)
OPEN
SUPPLY
Model VPC-SA-BV
Reverse Acng
S
SENSING
LESS DEADBAND MORE
MORE SENSITIVITY LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (OPEN)
OPEN
OUT
S
EX
SENSITIVITY-DEADBAND ADJUSTMENT
+
EX
SUPPLY
OUTPUT ISOLATION VALVE
EX
S
SETPOINT ADJUSTMENT SCREW
CW - Increase Setpoint
CCW - Decrease Setpoint
SENSING
VPC Port ID
Other Port ID
Gage Label
Pneumac Connecon
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND
SUPPLY